Coach Wei

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Apache XAP - The New Approach to Ajax (1) XAP is up and running at Apache (under Apache Incubator)... It's initial website is at: http://incubator.apache.org/xap. For those who are really brave, feel free to participate xap-dev@incubator.apache.org for discussions / suggestions / comments, or dig into source repositary. Why XAP and What Is The Value of Declarative Ajax? XAP represents a new way of developing, deploying and maintaining Ajax applications. It uses a declaratiave syntax (XAL, http://www.openxal.org/) for describing UI, Data, Data Binding - so that the only Javascript code that needs to be written is business logic. Everything else can be done declaratively (or even using visual development tools). The following diagram shows how XAP simplifies Ajax development: In the "Old Model", developers have to write Javascript code for everything: Ajax UI, business ... (more)

AjaxWord: An Open Source Web Word Processor

AjaxWord (www.ajaxword.com) is an open source Web-based word processor. It closely mimics Microsoft Word in both look-and-feel and functionality. The application was initially written between 1997 and 1999 using JavaScript/DHTML on the client side with ASP on the server side. It was released on the Web in 2000. In 2005, the application's server-side logic was migrated to Java and released as open source code. On the client side, the application looks and feels like a typical desktop application, e.g., Microsoft Word. The design features the kind of rich graphical user interface ... (more)

Why Web Applications Can be Problematic and Unreliable

It's no surprise that the common perception is that Web applications are unreliable and problematic. Users often experience "404," "resource unavailable," and "network unavailable" errors or even a mysterious application error telling them to "retry the application later." The truth is, a fundamental source of all these problems is the HTTP communication layer of the Web. The Internet was initially designed for presenting and sharing hyperlinked documents in the form of Web pages. Therefore, the communication layer is based on the HTTP "Request/Response" model, which adequately ... (more)

Real-World AJAX Book Preview: AjaxWord: An Open Source Web Word Processor

This content is reprinted from Real-World AJAX: Secrets of the Masters published by SYS-CON Books. To order the entire book now along with companion DVDs for the special pre-order price, click here for more information. Aimed at everyone from enterprise developers to self-taught scripters, Real-World AJAX: Secrets of the Masters is the perfect book for anyone who wants to start developing AJAX applications. AjaxWord: An Open Source Web Word Processor AjaxWord (www.ajaxword.com) is an open source Web-based word processor. It closely mimics Microsoft Word in both look-and-feel and ... (more)

Why Do 'Cool Kids' Choose Ruby or PHP to Build Websites Instead of Java?

Coach Wei's Blog Here is a question that I have been pondering on and off for quite a while: Why do "cool kids" choose Ruby or PHP to build websites instead of Java? I have to admit that I do not have an answer. Why do I even care? Because I am a Java developer. Like many Java developers, I get along with Java well. Not only the language itself, but the development environments (Eclipse for example), step-by-step debugging helper, wide availability of libraries and code snippets, and the readily accessible information on almost any technical question I may have on Java via Google. ... (more)